6:33 PM,
Sep. 11, 2013

FILE - In this Sept. 8, 2013 file photo, Detroit Lions defensive tackle Ndamukong Suh (90) walks on the field before an NFL football game against the Minnesota Vikings at Ford Field in Detroit. The NFL is looking into possibly disciplining Suh for his latest on-field infraction. League spokesman Randall Liu confirmed the review on Monday, Sept. 9, 2013, in an email to The Associated Press. Suh, a defensive tackle, was called for an illegal low block against Minnesota center John Sullivan during an interception return Sunday.(AP Photo/Duane Burleson, File)

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Ndamukong Suh has been fined six times for more than $342,000 in his career. He was suspended once, two years ago, for two games.

But the Lions' all-pro defensive tackle maintained Wednesday that he won't change the way he plays on the field even after the NFL sent a message that his next personal foul would be met with strict discipline.

"My play speaks for itself," Suh said in his first public comments since the NFL fined him $100,000 Tuesday for a low block on Minnesota Vikings center John Sullivan. "I don't change. I'm going to always play tough, hard. That's the way I was brought up at Nebraska, ...